At 01:25 PM 12/10/99 -0600, you wrote: > Check http://www.bk.dk/7000/techrev/97%2D1/97%%2D1.htm is a high >level knock sensor page. Most of the stuff is over my head but very >interesting hoe they test the knock sensors for Freq. Has anyone else been able to access this page? I get a 404.... --> Bob Valentine --> bob at tecmark.com